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mP6 PR166 ES
Week 43, Year 1998RiSE mP6 - MP6440DPF-ES / B8E21C9843-09 / 2.7v core, 3.3V IO / 2x 83 MHz Bus
This engineering sample of the Rise mP6 isn't PR-marked, but seems to be a PR166 CPU. Clocked at 166 MHz, it uses a 83 MHz Front side Bus. This rise mP6 was built using the 0.25 µm process and features 16 KB of L1 cache and MMX instructions. The first Rise mP6 was officialy launched on October, 13th 1998 at 166, 233 and 266 P-Rating, this sample was build in October 1998 too.